hack together a working versionHEADmaster

1 files changed, 91 insertions, 0 deletions

diff --git a/user_pam.php b/user_pam.php
new file mode 100644
index 0000000..7368cb5
--- /dev/null
+++ b/user_pam.php
@@ -0,0 +1,91 @@
+<?php
+/**
+ * @author CSharplie
+ *
+ * @copyright Copyright (c) 2016, CSharplie
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+namespace OCA\user_pam;
+
+class USER_PAM extends \OC_User_Backend implements \OCP\UserInterface {
+	protected $pam_bin_path;
+	private $user_search;
+
+	public function __construct() {
+		$this->pam_bin_path = \OCP\Config::getAppValue('user_pam', 'pam_path', OC_USER_BACKEND_PAM_PATH);
+		$this->members_bin_path = \OCP\Config::getAppValue('user_pam', 'members_path', OC_USER_BACKEND_MEMBERS_PATH);
+	}
+
+	public function implementsAction($actions) {
+		return (bool)((OC_USER_BACKEND_CHECK_PASSWORD | OC_USER_BACKEND_SET_PASSWORD) & $actions);
+	}
+
+	private function userMatchesFilter($user) {
+		return (strripos($user, $this->user_search) !== false);
+	}
+
+	public function deleteUser($_uid) {
+		return false;
+	}
+
+	public function checkPassword( $uid, $password ) {
+		$uid = strtolower($uid);
+
+		if (!preg_match('/[A-Za-z_]+/', $uid))
+			return false;
+
+		$userGroups = shell_exec("groups $uid");
+		if (!preg_match('/' . OC_USER_BACKEND_PAM_GROUP . '/', $userGroups))
+			return false;
+
+		$handle = popen($this->pam_bin_path, 'w');
+		if ($handle === false)
+			return false;
+
+		if (fwrite($handle, "$uid\n$password\n") === false)
+			return false;
+
+		$result = pclose( $handle );
+		if (0 === $result)
+			return $uid;
+		
+		return false;
+	}
+
+	public function setPassword( $uid, $password ) {
+		return false;
+	}
+
+	public function userExists( $uid ){
+		$user = posix_getpwnam( strtolower($uid) );
+		return is_array($user);
+	}
+
+	public function getUsers($search = '', $limit = 10, $offset = 10){
+		$returnArray = explode(" ", shell_exec(OC_USER_BACKEND_MEMBERS_PATH . " " . OC_USER_BACKEND_PAM_GROUP));
+
+		$this->user_search = $search;
+		if(!empty($this->user_search))
+			$returnArray = array_filter($returnArray, array($this, 'userMatchesFilter'));
+		
+		if($limit = -1)
+			$limit = null;
+		return array_slice($returnArray, $offset, $limit);
+	}
+}
+
+?>